osx man page for data

caca_event(3caca)                                                     libcaca                                                    caca_event(3caca)

NAME
       caca_event -

       Handling of user events.

SYNOPSIS
   Data Fields
       enum caca_event_type type
       union {
          struct {
             int x
             int y
             int button
          } mouse
          struct {
             int w
             int h
          } resize
          struct {
             int ch
             uint32_t utf32
             char utf8 [8]
          } key
       } data

Detailed Description
       This structure is filled by caca_get_event() when an event is received. It is an opaque structure that should only be accessed through
       caca_event_get_type() and similar functions. The struct members may no longer be directly accessible in future versions.

Field Documentation
   enum caca_event_type caca_event::type The event type.
   union { ... }   caca_event::data The event information data
Author
       Generated automatically by Doxygen for libcaca from the source code.

Version 0.99.beta18                                               Fri Apr 6 2012                                                 caca_event(3caca)